1 files changed, 85 insertions, 0 deletions
diff --git a/nsprpub/pr/tests/prfz.c b/nsprpub/pr/tests/prfz.c
new file mode 100644
index 0000000000..7179dbecdb
--- /dev/null
+++ b/nsprpub/pr/tests/prfz.c
@@ -0,0 +1,85 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+/*
+ * This is a simple test of the PR_fprintf() function for size_t formats.
+ */
+
+#include "prprf.h"
+#include <sys/types.h>
+#include <limits.h>
+#include <string.h>
+#include <stdint.h>
+
+int
+main(int argc, char **argv)
+{
+    char buffer[128];
+
+    size_t  unsigned_small  = 266;
+#ifdef XP_UNIX
+    ssize_t signed_small_p  = 943;
+    ssize_t signed_small_n  = -1;
+#endif
+    size_t  unsigned_max    = SIZE_MAX;
+    size_t  unsigned_min    = 0;
+#ifdef XP_UNIX
+    ssize_t signed_max      = SSIZE_MAX;
+#endif
+
+    printf("Test: unsigned small '%%zu' : ");
+    PR_snprintf(buffer, sizeof(buffer), "%zu", unsigned_small);
+    if (strncmp(buffer, "266", sizeof(buffer)) != 0) {
+        printf("Failed, got '%s'\n", buffer);
+        return -1;
+    }
+    printf("OK\n");
+
+#ifdef XP_UNIX
+    printf("Test: signed small positive '%%zd' : ");
+    PR_snprintf(buffer, sizeof(buffer), "%zd", signed_small_p);
+    if (strncmp(buffer, "943", sizeof(buffer)) != 0) {
+        printf("Failed, got '%s'\n", buffer);
+        return -1;
+    }
+    printf("OK\n");
+
+    printf("Test: signed small negative '%%zd' : ");
+    PR_snprintf(buffer, sizeof(buffer), "%zd", signed_small_n);
+    if (strncmp(buffer, "-1", sizeof(buffer)) != 0) {
+        printf("Failed, got '%s'\n", buffer);
+        return -1;
+    }
+    printf("OK\n");
+#endif
+
+    printf("Test: 0 '%%zu' : ");
+    PR_snprintf(buffer, sizeof(buffer), "%zu", unsigned_min);
+    if (strncmp(buffer, "0", sizeof(buffer)) != 0) {
+        printf("Failed, got '%s'\n", buffer);
+        return -1;
+    }
+    printf("OK\n");
+
+    printf("Test: SIZE_MAX '%%zx' : ");
+    PR_snprintf(buffer, sizeof(buffer), "%zx", unsigned_max);
+    if (strspn(buffer, "f") != sizeof(size_t) * 2) {
+        printf("Failed, got '%s'\n", buffer);
+        return -1;
+    }
+    printf("OK\n");
+
+#ifdef XP_UNIX
+    printf("Test: SSIZE_MAX '%%zx' : ");
+    PR_snprintf(buffer, sizeof(buffer), "%zx", signed_max);
+    if (*buffer != '7' ||
+        strspn(buffer + 1, "f") != sizeof(ssize_t) * 2 - 1) {
+        printf("Failed, got '%s'\n", buffer);
+        return -1;
+    }
+    printf("OK\n");
+#endif
+
+    return 0;
+}